[improvement] update eslint config (#2288)

package.json

@@ -72,6 +72,7 @@
     "@babel/plugin-transform-runtime": "^7.1.0",
     "@babel/polyfill": "^7.0.0",
     "@babel/preset-env": "^7.1.6",
+    "@vant/eslint-config": "^1.0.6",
     "@vue/server-test-utils": "^1.0.0-beta.26",
     "@vue/test-utils": "^1.0.0-beta.26",
     "autoprefixer": "^9.3.1",
@@ -80,21 +81,20 @@
     "babel-loader": "^8.0.4",
     "codecov": "^3.1.0",
     "cross-env": "^5.2.0",
-    "css-loader": "^1.0.1",
+    "css-loader": "^2.0.0",
     "dependency-tree": "^6.3.0",
     "eslint": "^5.9.0",
-    "eslint-plugin-vue-libs": "^3.0.0",
     "fast-glob": "^2.2.4",
     "fast-vue-md-loader": "^1.0.3",
     "gh-pages": "^2.0.1",
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-csso": "^3.0.1",
     "gulp-iconfont": "^10.0.2",
     "gulp-iconfont-css": "^2.3.0",
     "gulp-less": "^4.0.1",
     "gulp-postcss": "^8.0.0",
     "html-webpack-plugin": "3.2.0",
-    "husky": "^1.2.0",
+    "husky": "^1.2.1",
     "jest": "^23.6.0",
     "jest-serializer-vue": "^2.0.2",
     "less": "^3.8.1",
@@ -114,13 +114,13 @@
     "uppercamelcase": "^3.0.0",
     "url-loader": "^1.1.2",
     "vant-doc": "1.0.20",
-    "vue": "2.5.17",
+    "vue": "2.5.21",
     "vue-jest": "^3.0.1",
     "vue-loader": "^15.4.2",
     "vue-router": "^3.0.2",
     "vue-server-renderer": "^2.5.17",
     "vue-sfc-compiler": "^0.1.3",
-    "vue-template-compiler": "2.5.17",
+    "vue-template-compiler": "2.5.21",
     "vue-template-es2015-compiler": "^1.6.0",
     "webpack": "^4.26.1",
     "webpack-cli": "^3.1.2",